Switch Learning

• A1 on Port 1 Sends to C9 on Port 5

  • Switch does not know port for C9
  • Broadcasts the frame, acting as a hub
  • Notes from source address that A1 is on Port 1
  • Adds this information to switch forwarding table

Address

A1

Port

1

A1

BF

C9

Box

Ethernet

Switch

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